2024-04-04_a00dc5cc13de503b9816df9f86ea852f_ryuk

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General

Target

2024-04-04_a00dc5cc13de503b9816df9f86ea852f_ryuk
Size

149KB
MD5

a00dc5cc13de503b9816df9f86ea852f
SHA1

6281ace2ec4ee858daada1e4d87d41aea6a56496
SHA256

3d9e837ce3528f2a2c252f2d47775270faf7458f1efe8c71821c9673b0a45972
SHA512

638cc7bc5f74bfb3ef5547faaf9aa00cd548dc1b00010878546f7d2c2f094143f8e6e720cfecb5ccc1e844a2827f0ff3523a0623e2e0729fd130b32b9ec6b747
SSDEEP

3072:B40GDnw/tHp2lSZBXloLQ0aflZuGLGzDcwKTy:Bc0/tHVvVoqfeL

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-04-04_a00dc5cc13de503b9816df9f86ea852f_ryuk

Files

2024-04-04_a00dc5cc13de503b9816df9f86ea852f_ryuk
.exe windows:6 windows x64 arch:x64

7bb3c9012cab2d6bd412e10e500cabf1

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

CloseHandle
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
CreateEventW
GetModuleHandleW
GetProcAddress
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetCurrentProcess
TerminateProcess
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RaiseException
RtlUnwindEx
GetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
SetLastError
GetStdHandle
WriteFile
GetModuleFileNameA
MultiByteToWideChar
WideCharToMultiByte
ExitProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
GetACP
HeapFree
HeapAlloc
CompareStringW
LCMapStringW
GetFileType
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
SetStdHandle
GetStringTypeW
GetProcessHeap
FlushFileBuffers
GetConsoleCP
GetConsoleMode
HeapSize
HeapReAlloc
SetFilePointerEx
WriteConsoleW
CreateFileW

Sections

.text
Size: 88KB - Virtual size: 88KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 48KB - Virtual size: 48KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 9B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.gfids
Size: 512B - Virtual size: 172B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 480B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

7bb3c9012cab2d6bd412e10e500cabf1

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 88KB - Virtual size: 88KB

.rdata Size: 48KB - Virtual size: 48KB

.data Size: 2KB - Virtual size: 6KB

.pdata Size: 5KB - Virtual size: 4KB

.tls Size: 512B - Virtual size: 9B

.gfids Size: 512B - Virtual size: 172B

.rsrc Size: 512B - Virtual size: 480B

.reloc Size: 2KB - Virtual size: 1KB

.text
Size: 88KB - Virtual size: 88KB

.rdata
Size: 48KB - Virtual size: 48KB

.data
Size: 2KB - Virtual size: 6KB

.pdata
Size: 5KB - Virtual size: 4KB

.tls
Size: 512B - Virtual size: 9B

.gfids
Size: 512B - Virtual size: 172B

.rsrc
Size: 512B - Virtual size: 480B

.reloc
Size: 2KB - Virtual size: 1KB